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How do you find the gradient of a straight line?

The gradient of a straight line is the number before the x if it is in the form y=mx+c. So for y=6x+2 the gradient is 6. If the y has a factor, like 2y=6x+2, then you have to divide everything by the factor ...
HW
Answered by Hebe W. • Maths tutor
27151 Views

How do you determine the nature of a graphs stationary point? e.g y = 1+2x-x^2

We have our function of y = 1+2x-x 2 The gradient of a stationary (or turning) point is 0, in essence a peak or a trough. In order to determine the gradient, we need to differentiate our function with respec...
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Answered by Joseph A. • Maths tutor
12397 Views

How do motor neurones work?

(using diagram of synapse between relay and motor neurone) This is the relay neurone and this is the motor neurone, the gap in between the neurones is called the synapse. Information is passed from the relay...
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Answered by Hebe W. • Biology tutor
4221 Views

What does the character 'Cyrano' symbolise in Cyrano de Bergerac and why is this important in the socio-historic context of the play?

Cyrano first and foremost symbolises the French spirit, or 'l'esprit français'. He represents the fighting spirit of France, with his nobility and honour. He is skilled with both his words and in battle - we...
SP
Answered by Sophie P. • French tutor
4274 Views

Compare and contrast the causes of Type 1 (insulin-dependent) and Type 2 (noninsulin-dependent) diabetes mellitus

Type 1 diabetes mellitus occurs when the body's immune system attacks beta cells within the Islets of Langerhans, in the pancreas. The immune system recognises pancreatic self-antigens as foreign and begins ...
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Answered by James L. • Biology tutor
8405 Views